Artículos Científicos: Envíos recientes
Mostrando publicaciones 1-20 de 3702
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Construcción y validación de una medida observacional de aula para evaluar el ambiente motivador de la literacidad
(2024)La investigación demuestra cuán temprano los niños construyen conocimientos específicos sobre la cultura escrita, a través de interacciones formales e informales. Ello contrasta con la escasez de conocimiento acumulado ...
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Analysis of fatty acid-derived lipids in critically ill patients after cardiac surgery yields novel pathophysiologically relevant mediators with possible relevance for systemic inflammatory reactions
(2025)Introduction: Critically ill patients suffer from a wide variety of clinical events, most of them leading to pro-inflammatory states such as sepsis or simply as consequence of major surgery. Many of these patients develop ...
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Relación entre potencia y fuerza isométrica con la capacidad de repetir sprint en futbolistas profesionales varones
(2024)El objetivo de este estudio fue relacionar variables del salto con contramovimiento (SCM) y tirón isométrico de medio muslo (TIMM) con el rendimiento de la capacidad de repetir sprint (CRS) en futbolistas profesionales y ...
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Some conditions for the existence of 4-periodic solutions in non-homogeneous differential equations involving piecewise alternately advanced and retarded arguments
; Cordova-Lepe, Fernando
(2024)
The manuscript introduces a method to characterize 4-periodic solutions in first-order non-homogeneous differential equations involving piecewise alternately advanced and retarded argument. It systematically delineates the ...
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Aportes hegelianos a la discusión sobre el concepto de diferencia sexual
(2024)En los estudios de género se ha ubicado una clásica tensión entre igualdad y diferencia, cuya comprensión de cada término ha decidido el papel categorial que han cumplido cada uno en las teorías feministas. Una de las cosas ...
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Conceptual and evidence update on incidental physical activity: a scoping review of experimental and observational studies
(2025)Promoting incidental physical activity (IPA) can help reduce sedentary lifestyles and physical inactivity levels in the population. However, there is heterogeneity in the definition of IPA, and studies have yet to synthesize ...
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Climate change and epigenetics: unraveling the role of methylation in response to thermal instability in the Antarctic plant Colobanthus quitensis
(2025)Low temperatures are one of the critical conditions affecting the performance and distribution of plants. Exposure to cooling results in the reprogramming of gene expression, which in turn would be mediated by epigenetic ...
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Association between screen time and lifestyle parameters with executive functions in chilean children and adolescents: potential mediating role of health-related quality of life
(2025)Background/Objective: This study aimed to (i) investigate the association between lifestyle parameters (i.e., screen time [ST], food habits, and physical activity [PA]) and health-related quality of life (HRQoL) with ...
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Life expectancy gain of implementing the Nordic Nutrition recommendations 2023: modeling from 8 nordic and baltic countries
(2025)Background Dietary guidelines play a key role in promoting health and preventing chronic diseases. The Nordic Nutrition Recommendations (NNR) 2023 provide updated recommendations for healthy eating relevant for the Nordic ...
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Distribution and bioconcentration of semivolatile organic compounds (SVOCs) in soils and vascular plant Colobanthus quitensis from Sub-Antarctic and Antarctic regions
(2025)Semi-volatile organic compounds (SVOCs) are widely distributed across the globe, including polar regions. This study investigates the distribution and bioconcentration of organochlorine pesticides (OCPs), polychlorinated ...
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Training self-other distinction: effects on emotion regulation, empathy, and theory of mind
(2025)Navigating our social environment requires the ability to distinguish ourselves from others. Previous research suggests that training interventions have the potential to enhance the capacity for self–other distinction ...
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Exploring the impact of sentential negation on inhibitory motor networks: insights from paired-pulse TMS
(2025)The embodied approach to language meaning suggests that negation with action verbs decreases activation of the negated concept, reflected in reduced motor-evoked potentials (MEPs) induced by transcranial magnetic stimulation ...
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Percepción de riesgo de contagio de la COVID-19 en estudiantes de una universidad estatal de Chile
(2024)Objetivo: Evaluar el nivel de percepción de riesgo de contagio de la COVID-19 frente al retorno a las clases presenciales y analizar esta percepción con variables sociodemográficas y de salud asociadas a esta enfermedad. ...
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Tribunales de Justicia y Contraloría General de la República: ¿cómo compatibilizar sus pronunciamientos jurisprudenciales contradictorios?
(2024)El presente trabajo analiza sucintamente una de las problemáticas centrales que en opinión del autor presenta la potestad dictaminante de la Contraloría General de la República, como lo es la forma de compatibilizar los ...
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Analysis of the international index of Erectile Function: psychometric evidence and measurement invariance across relationship status and age generations in a Chilean sample
(2024)Background The International Index of Erectile Function (IIEF) stands out for its utility and widespread use to measure sexual function in men. However, it lacks consistency in its internal latent structure across studies, ...
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Thermodynamic and observational constraints on black holes with primary hair in Beyond Horndeski gravity: stability and shadows
(2025)In this paper, we find that unlike in General Relativity, the shift-symmetric subclass of Beyond Horndeski theories permits black holes with primary hair that are thermodynamically stable and align with current Event Horizon ...
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Metacognición en tareas de modelado matemático con estudiantes de Educación Primaria en Chile
(2025)Este artículo de investigación presenta la caracterización de las estrategias metacognitivas y experiencias socioemocionales que activan los estudiantes de educación primaria cuando resuelven tareas de modelado matemático. ...
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Agronegocio y nuevos pactos hidrosociales en América Latina: expansión agroexportadora en la región de Ñuble, Chile
(2025)La escasez social del agua presente en Chile ha generado un desplazamiento del agronegocio hacia la región de Ñuble por la disponibilidad de agua existente. Sin embargo, dicha región no está exenta de problemas hídricos, ...
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Refining PREVENT prediction models for 10-year risk of cardiovascular disease using measures of anxiety and depression
(2025)Background: Anxiety and depression are associated with cardiovascular disease (CVD). We aimed to investigate whether adding measures of anxiety and depression to the American Heart Association Predicting Risk of Cardiovascular ...